pong: main.o game.o events.o; g++ -o pong main.o game.o events.o -lSDL -lSDL_image -lSDL_ttf -lSDL_mixer -s -O2
main.o: main.cpp game.h events.h; g++ -c main.cpp -o main.o -O2 -Wall -std=c++11
game.o: game.cpp game.h events.h; g++ -c game.cpp -o game.o -O2 -Wall -std=c++11
events.o: events.cpp events.h; g++ -c events.cpp -o events.o -O2 -Wall -std=c++11
clean: ; rm *.o pong
